Swellable particles

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United States of America Patent

PATENT NO 8686096
APP PUB NO 20070066761A1
SERIAL NO

11521668

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Abstract

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There is provided a method for making swellable particles, said method comprising mixing initial particles, at least one monomer, at least one initiator, and at least one chain-transfer agent, wherein said mixing is performed under conditions in which said monomer is capable of forming oligomer or polymer or a mixture thereof. Also provided are swellable particles made by that method. Further provided is a method of making polymeric resin particles comprising mixing at least one subsequent monomer to those swellable particles and polymerizing said subsequent monomer.

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Patent Owner(s)

  • ROHM AND HAAS COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deetz, Martin John Horsham, US 2 22
Jiang, Biwang Warrington, US 8 49
Wu, Jiun-Chen West Windsor, US 22 507

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